: While standard bags rot within months, specialized pre-filled bags are available with UV ratings lasting 3, 5, or even 7 years for semi-permanent installations.

Available from Sandbaggy (approx. $5,635 for a 700-bag pallet).

: Standard woven bags can block water, but non-woven geotextile sandbags allow water to flow through at over 140 gallons per minute while catching sediment—ideal for drainage stabilization.